Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/lib/Support/TargetParser.cpp
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//===-- TargetParser - Parser for target features ---------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements a target parser to recognise hardware features such as
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// FPU/CPU/ARCH names as well as specific support such as HDIV, etc.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/ARMBuildAttributes.h"
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#include "llvm/Support/TargetParser.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/ADT/Twine.h"
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using namespace llvm;
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using namespace AMDGPU;
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namespace {
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struct GPUInfo {
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  StringLiteral Name;
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  StringLiteral CanonicalName;
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  AMDGPU::GPUKind Kind;
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  unsigned Features;
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};
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constexpr GPUInfo R600GPUs[26] = {
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  // Name       Canonical    Kind        Features
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  //            Name
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  {{"r600"},    {"r600"},    GK_R600,    FEATURE_NONE },
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  {{"rv630"},   {"r600"},    GK_R600,    FEATURE_NONE },
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  {{"rv635"},   {"r600"},    GK_R600,    FEATURE_NONE },
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  {{"r630"},    {"r630"},    GK_R630,    FEATURE_NONE },
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  {{"rs780"},   {"rs880"},   GK_RS880,   FEATURE_NONE },
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  {{"rs880"},   {"rs880"},   GK_RS880,   FEATURE_NONE },
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  {{"rv610"},   {"rs880"},   GK_RS880,   FEATURE_NONE },
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  {{"rv620"},   {"rs880"},   GK_RS880,   FEATURE_NONE },
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  {{"rv670"},   {"rv670"},   GK_RV670,   FEATURE_NONE },
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  {{"rv710"},   {"rv710"},   GK_RV710,   FEATURE_NONE },
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  {{"rv730"},   {"rv730"},   GK_RV730,   FEATURE_NONE },
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  {{"rv740"},   {"rv770"},   GK_RV770,   FEATURE_NONE },
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  {{"rv770"},   {"rv770"},   GK_RV770,   FEATURE_NONE },
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  {{"cedar"},   {"cedar"},   GK_CEDAR,   FEATURE_NONE },
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  {{"palm"},    {"cedar"},   GK_CEDAR,   FEATURE_NONE },
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  {{"cypress"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA  },
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  {{"hemlock"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA  },
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  {{"juniper"}, {"juniper"}, GK_JUNIPER, FEATURE_NONE },
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  {{"redwood"}, {"redwood"}, GK_REDWOOD, FEATURE_NONE },
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  {{"sumo"},    {"sumo"},    GK_SUMO,    FEATURE_NONE },
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  {{"sumo2"},   {"sumo"},    GK_SUMO,    FEATURE_NONE },
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  {{"barts"},   {"barts"},   GK_BARTS,   FEATURE_NONE },
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  {{"caicos"},  {"caicos"},  GK_CAICOS,  FEATURE_NONE },
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  {{"aruba"},   {"cayman"},  GK_CAYMAN,  FEATURE_FMA  },
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  {{"cayman"},  {"cayman"},  GK_CAYMAN,  FEATURE_FMA  },
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  {{"turks"},   {"turks"},   GK_TURKS,   FEATURE_NONE }
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};
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// This table should be sorted by the value of GPUKind
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// Don't bother listing the implicitly true features
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constexpr GPUInfo AMDGCNGPUs[37] = {
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  // Name         Canonical    Kind        Features
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  //              Name
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  {{"gfx600"},    {"gfx600"},  GK_GFX600,  FEATURE_FAST_FMA_F32},
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  {{"tahiti"},    {"gfx600"},  GK_GFX600,  FEATURE_FAST_FMA_F32},
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  {{"gfx601"},    {"gfx601"},  GK_GFX601,  FEATURE_NONE},
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  {{"hainan"},    {"gfx601"},  GK_GFX601,  FEATURE_NONE},
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  {{"oland"},     {"gfx601"},  GK_GFX601,  FEATURE_NONE},
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  {{"pitcairn"},  {"gfx601"},  GK_GFX601,  FEATURE_NONE},
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  {{"verde"},     {"gfx601"},  GK_GFX601,  FEATURE_NONE},
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  {{"gfx700"},    {"gfx700"},  GK_GFX700,  FEATURE_NONE},
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  {{"kaveri"},    {"gfx700"},  GK_GFX700,  FEATURE_NONE},
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  {{"gfx701"},    {"gfx701"},  GK_GFX701,  FEATURE_FAST_FMA_F32},
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  {{"hawaii"},    {"gfx701"},  GK_GFX701,  FEATURE_FAST_FMA_F32},
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  {{"gfx702"},    {"gfx702"},  GK_GFX702,  FEATURE_FAST_FMA_F32},
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  {{"gfx703"},    {"gfx703"},  GK_GFX703,  FEATURE_NONE},
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  {{"kabini"},    {"gfx703"},  GK_GFX703,  FEATURE_NONE},
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  {{"mullins"},   {"gfx703"},  GK_GFX703,  FEATURE_NONE},
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  {{"gfx704"},    {"gfx704"},  GK_GFX704,  FEATURE_NONE},
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  {{"bonaire"},   {"gfx704"},  GK_GFX704,  FEATURE_NONE},
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  {{"gfx801"},    {"gfx801"},  GK_GFX801,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"carrizo"},   {"gfx801"},  GK_GFX801,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx802"},    {"gfx802"},  GK_GFX802,  FEATURE_FAST_DENORMAL_F32},
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  {{"iceland"},   {"gfx802"},  GK_GFX802,  FEATURE_FAST_DENORMAL_F32},
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  {{"tonga"},     {"gfx802"},  GK_GFX802,  FEATURE_FAST_DENORMAL_F32},
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  {{"gfx803"},    {"gfx803"},  GK_GFX803,  FEATURE_FAST_DENORMAL_F32},
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  {{"fiji"},      {"gfx803"},  GK_GFX803,  FEATURE_FAST_DENORMAL_F32},
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  {{"polaris10"}, {"gfx803"},  GK_GFX803,  FEATURE_FAST_DENORMAL_F32},
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  {{"polaris11"}, {"gfx803"},  GK_GFX803,  FEATURE_FAST_DENORMAL_F32},
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  {{"gfx810"},    {"gfx810"},  GK_GFX810,  FEATURE_FAST_DENORMAL_F32},
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  {{"stoney"},    {"gfx810"},  GK_GFX810,  FEATURE_FAST_DENORMAL_F32},
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  {{"gfx900"},    {"gfx900"},  GK_GFX900,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx902"},    {"gfx902"},  GK_GFX902,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx904"},    {"gfx904"},  GK_GFX904,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx906"},    {"gfx906"},  GK_GFX906,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx908"},    {"gfx908"},  GK_GFX908,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx909"},    {"gfx909"},  GK_GFX909,  FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx1010"},   {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx1011"},   {"gfx1011"}, GK_GFX1011, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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  {{"gfx1012"},   {"gfx1012"}, GK_GFX1012, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
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};
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const GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef<GPUInfo> Table) {
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  GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE };
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  auto I = std::lower_bound(Table.begin(), Table.end(), Search,
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3.28k
    [](const GPUInfo &A, const GPUInfo &B) {
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      return A.Kind < B.Kind;
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    });
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  if (I == Table.end())
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0
    return nullptr;
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  return I;
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}
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} // namespace
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StringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) {
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  if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs))
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    return Entry->CanonicalName;
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  return "";
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0
}
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StringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) {
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  if (const auto *Entry = getArchEntry(AK, R600GPUs))
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    return Entry->CanonicalName;
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  return "";
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}
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2.48M
AMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) {
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59.2M
  for (const auto C : AMDGCNGPUs) {
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    if (CPU == C.Name)
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      return C.Kind;
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  }
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2.48M
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return AMDGPU::GPUKind::GK_NONE456k
;
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}
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AMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) {
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  for (const auto C : R600GPUs) {
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    if (CPU == C.Name)
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      return C.Kind;
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  }
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return AMDGPU::GPUKind::GK_NONE24
;
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}
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unsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) {
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  if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs))
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    return Entry->Features;
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  return FEATURE_NONE;
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}
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unsigned AMDGPU::getArchAttrR600(GPUKind AK) {
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  if (const auto *Entry = getArchEntry(AK, R600GPUs))
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    return Entry->Features;
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  return FEATURE_NONE;
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}
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void AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl<StringRef> &Values) {
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  // XXX: Should this only report unique canonical names?
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  for (const auto C : AMDGCNGPUs)
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    Values.push_back(C.Name);
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}
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void AMDGPU::fillValidArchListR600(SmallVectorImpl<StringRef> &Values) {
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  for (const auto C : R600GPUs)
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    Values.push_back(C.Name);
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1
}
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2.48M
AMDGPU::IsaVersion AMDGPU::getIsaVersion(StringRef GPU) {
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  AMDGPU::GPUKind AK = parseArchAMDGCN(GPU);
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  if (AK == AMDGPU::GPUKind::GK_NONE) {
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    if (GPU == "generic-hsa")
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      return {7, 0, 0};
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433k
    if (GPU == "generic")
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      return {6, 0, 0};
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    return {0, 0, 0};
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4.72k
  }
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2.02M
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  switch (AK) {
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2.02M
  
case GK_GFX600: return {6, 0, 0}177k
;
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2.02M
  
case GK_GFX601: return {6, 0, 1}127k
;
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2.02M
  
case GK_GFX700: return {7, 0, 0}117k
;
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2.02M
  
case GK_GFX701: return {7, 0, 1}69.3k
;
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2.02M
  
case GK_GFX702: return {7, 0, 2}180
;
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2.02M
  
case GK_GFX703: return {7, 0, 3}1.04k
;
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2.02M
  
case GK_GFX704: return {7, 0, 4}111k
;
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2.02M
  
case GK_GFX801: return {8, 0, 1}31.2k
;
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2.02M
  
case GK_GFX802: return {8, 0, 2}390k
;
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2.02M
  
case GK_GFX803: return {8, 0, 3}325k
;
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2.02M
  
case GK_GFX810: return {8, 1, 0}9.29k
;
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2.02M
  
case GK_GFX900: return {9, 0, 0}467k
;
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2.02M
  
case GK_GFX902: return {9, 0, 2}3.38k
;
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2.02M
  
case GK_GFX904: return {9, 0, 4}487
;
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2.02M
  
case GK_GFX906: return {9, 0, 6}25.4k
;
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2.02M
  
case GK_GFX908: return {9, 0, 8}21.3k
;
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2.02M
  
case GK_GFX909: return {9, 0, 9}106
;
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case GK_GFX1010: return {10, 1, 0}133k
;
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case GK_GFX1011: return {10, 1, 1}6.15k
;
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2.02M
  
case GK_GFX1012: return {10, 1, 2}6.16k
;
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2.02M
  
default: return {0, 0, 0}0
;
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2.02M
  }
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2.02M
}